| /* |
| * Copyright (c) 2020 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef PAS_ENSURE_HEAP_FORCED_INTO_RESERVED_MEMORY_H |
| #define PAS_ENSURE_HEAP_FORCED_INTO_RESERVED_MEMORY_H |
| |
| #include "pas_heap_ref.h" |
| |
| PAS_BEGIN_EXTERN_C; |
| |
| /* To call this function, the heap_ref must still not be initialized. Also, the heap must be |
| one of the "basic" ones - created with pas_heap_config_utils or something that broadly uses |
| the same defaults. In particular, it must be the kind of heap that expects the runtime_config |
| to be a pas_basic_heap_runtime_config. This will copy the runtime_config you pass and combine |
| it with a basic_heap_page_caches that only uses the given reserved memory. |
| |
| Warning: This creates caches that allow type confusion. Only use this for primitive heaps! */ |
| PAS_API pas_heap* pas_ensure_heap_forced_into_reserved_memory( |
| pas_heap_ref* heap_ref, |
| pas_heap_ref_kind heap_ref_kind, |
| pas_heap_config* config, |
| pas_heap_runtime_config* template_runtime_config, |
| uintptr_t begin, |
| uintptr_t end); |
| |
| PAS_END_EXTERN_C; |
| |
| #endif /* PAS_ENSURE_HEAP_FORCED_INTO_RESERVED_MEMORY_H */ |
| |